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Table 2 Personal characteristics of adolescents who committed suicide by gender

From: Gender differences in Korean adolescents who died by suicide based on teacher reports

  Male Female χ2
N % N %
Parents
Living together 74 67.9 120 75.0 ns
Separation or divorce 29 26.6 31 19.4  
Dead (one or both) 6 5.5 9 5.6  
Economic status
High 17 10.5 11 9.9 6.789*
Middle 117 72.2 66 59.5  
Low 28 17.3 34 30.6  
Personality
Introvert 111 75.0 64 66.7 ns
Extrovert 37 25.0 32 33.3  
Depressive symptoms
Yes 37 22.7 36 31.9 2.878
No 126 77.3 77 68.1  
Impulsivity
Yes 134 81.2 95 83.3 ns
No 31 18.8 19 16.7  
Smoking
Yes 25 15.2 10 8.8 NS
No 139 84.8 103 91.2  
Drinking
Yes 16 9.8 8 7.1 NS
No 148 90.2 105 92.9  
Previous self-injury
Yes 2 3.6 8 19.5 6.344*
No 53 96.4 33 80.5  
Previous suicide attempt
Yes 3 5.7 7 19.4 4.084*
No 50 94.3 29 80.6  
  1. p < 0.10, *p < 0.05, **p < 0.01, ***p < 0.001